granian all the way (#4994)

* granian all the way

* uv lock

* get it right pyright

* reenable uvicorn in dev

* remove interestingly named prop

* update ruff

Author: adhami3310

.pre-commit-config.yaml

@@ -2,7 +2,7 @@ fail_fast: true
 
 repos:
   - repo: https://github.com/charliermarsh/ruff-pre-commit
-    rev: v0.9.10
+    rev: v0.11.0
     hooks:
       - id: ruff-format
         args: [reflex, tests]

pyproject.toml

@@ -25,7 +25,7 @@ dependencies = [
   "charset-normalizer >=3.3.2,<4.0",
   "distro >=1.8.0,<2.0; platform_system == 'Linux'",
   "fastapi >=0.96.0,!=0.111.0,!=0.111.1",
-  "gunicorn >=20.1.0,<24.0",
+  "granian[reload] >=2.0.0",
   "httpx >=0.25.1,<1.0",
   "jinja2 >=3.1.2,<4.0",
   "lazy_loader >=0.4",
@@ -46,7 +46,6 @@ dependencies = [
   "twine >=4.0.0,<7.0",
   "typer >=0.15.1,<1.0",
   "typing_extensions >=4.6.0",
-  "uvicorn >=0.20.0",
   "wheel >=0.42.0,<1.0",
   "wrapt >=1.17.0,<2.0",
 ]
@@ -140,7 +139,6 @@ dev = [
   "asynctest >=0.13.0,<1.0",
   "darglint >=1.8.1,<2.0",
   "dill >=0.3.8",
-  "granian[reload] >= 2.0.0",
   "numpy >=2.2.3,<3.0",
   "pandas >=2.1.1,<3.0",
   "pillow >=10.0.0,<12.0",
@@ -159,7 +157,8 @@ dev = [
   "pytest-retry >=1.7.0,<2.0",
   "pytest-split >=0.10.0,<1.0",
   "libsass >=0.23.0,<1.0",
-  "ruff ==0.9.10",
+  "ruff ==0.11.0",
   "selenium >=4.11.0,<5.0",
   "toml >=0.10.2,<1.0",
+  "uvicorn >=0.20.0",
 ]

reflex/compiler/compiler.py

@@ -368,13 +368,11 @@ def get_shared_components_recursive(component: BaseComponent):
 
             # Include dynamic imports in the shared component.
             if dynamic_imports := component._get_all_dynamic_imports():
-                rendered_components.update(
-                    {dynamic_import: None for dynamic_import in dynamic_imports}
-                )
+                rendered_components.update(dict.fromkeys(dynamic_imports))
 
             # Include custom code in the shared component.
             rendered_components.update(
-                {code: None for code in component._get_all_custom_code()},
+                dict.fromkeys(component._get_all_custom_code()),
             )
 
             # Include all imports in the shared component.

reflex/components/dynamic.py

@@ -72,13 +72,11 @@ def make_component(component: Component) -> str:
         rendered_components = {}
         # Include dynamic imports in the shared component.
         if dynamic_imports := component._get_all_dynamic_imports():
-            rendered_components.update(
-                {dynamic_import: None for dynamic_import in dynamic_imports}
-            )
+            rendered_components.update(dict.fromkeys(dynamic_imports))
 
         # Include custom code in the shared component.
         rendered_components.update(
-            {code: None for code in component._get_all_custom_code()},
+            dict.fromkeys(component._get_all_custom_code()),
         )
 
         rendered_components[

reflex/config.py

@@ -30,7 +30,6 @@
 )
 
 import pydantic.v1 as pydantic
-from reflex_cli.constants.hosting import Hosting
 
 from reflex import constants
 from reflex.base import Base
@@ -602,7 +601,7 @@ class EnvironmentVariables:
     # The npm registry to use.
     NPM_CONFIG_REGISTRY: EnvVar[str | None] = env_var(None)
 
-    # Whether to use Granian for the backend. Otherwise, use Uvicorn.
+    # Whether to use Granian for the backend. By default, the backend uses Uvicorn if available.
     REFLEX_USE_GRANIAN: EnvVar[bool] = env_var(False)
 
     # The username to use for authentication on python package repository. Username and password must both be provided.
@@ -807,8 +806,8 @@ class Config:  # pyright: ignore [reportIncompatibleVariableOverride]
     # Tailwind config.
     tailwind: dict[str, Any] | None = {"plugins": ["@tailwindcss/typography"]}
 
-    # Timeout when launching the gunicorn server. TODO(rename this to backend_timeout?)
-    timeout: int = 120
+    # DEPRECATED. Timeout when launching the gunicorn server.
+    timeout: int | None = None
 
     # Whether to enable or disable nextJS gzip compression.
     next_compression: bool = True
@@ -819,22 +818,17 @@ class Config:  # pyright: ignore [reportIncompatibleVariableOverride]
     # Additional frontend packages to install.
     frontend_packages: list[str] = []
 
-    # The hosting service backend URL.
-    cp_backend_url: str = Hosting.HOSTING_SERVICE
-    # The hosting service frontend URL.
-    cp_web_url: str = Hosting.HOSTING_SERVICE_UI
-
-    # The worker class used in production mode
+    # DEPRECATED. The worker class used in production mode
     gunicorn_worker_class: str = "uvicorn.workers.UvicornH11Worker"
 
-    # Number of gunicorn workers from user
+    # DEPRECATED. Number of gunicorn workers from user
     gunicorn_workers: int | None = None
 
-    # Number of requests before a worker is restarted; set to 0 to disable
-    gunicorn_max_requests: int = 100
+    # DEPRECATED. Number of requests before a worker is restarted; set to 0 to disable
+    gunicorn_max_requests: int | None = None
 
-    # Variance limit for max requests; gunicorn only
-    gunicorn_max_requests_jitter: int = 25
+    # DEPRECATED. Variance limit for max requests; gunicorn only
+    gunicorn_max_requests_jitter: int | None = None
 
     # Indicate which type of state manager to use
     state_manager_mode: constants.StateManagerMode = constants.StateManagerMode.DISK

reflex/custom_components/custom_components.py

@@ -826,12 +826,19 @@ def _collect_details_for_gallery():
     Raises:
         Exit: If pyproject.toml file is ill-formed or the request to the backend services fails.
     """
+    import reflex_cli.constants
     from reflex_cli.utils import hosting
 
     console.rule("[bold]Authentication with Reflex Services")
     console.print("First let's log in to Reflex backend services.")
     access_token, _ = hosting.authenticated_token()
 
+    if not access_token:
+        console.error(
+            "Unable to authenticate with Reflex backend services. Make sure you are logged in."
+        )
+        raise typer.Exit(code=1)
+
     console.rule("[bold]Custom Component Information")
     params = {}
     package_name = None
@@ -845,10 +852,8 @@ def _collect_details_for_gallery():
     console.print(f"[ Custom component package name ] : {package_name}")
     params["package_name"] = package_name
 
-    config = get_config()
-
     post_custom_components_gallery_endpoint = (
-        f"{config.cp_backend_url}/custom-components/gallery"
+        f"{reflex_cli.constants.Hosting.HOSTING_SERVICE}/custom-components/gallery"
     )
 
     # Check the backend services if the user is allowed to update information of this package is already shared.

reflex/reflex.py

@@ -3,12 +3,11 @@
 from __future__ import annotations
 
 import atexit
-import concurrent.futures
 from pathlib import Path
 
 import typer
 import typer.core
-from reflex_cli.v2.deployments import check_version, hosting_cli
+from reflex_cli.v2.deployments import hosting_cli
 
 from reflex import constants
 from reflex.config import environment, get_config
@@ -210,6 +209,8 @@ def _run(
 
     # Granian fails if the app is already imported.
     if should_use_granian():
+        import concurrent.futures
+
         compile_future = concurrent.futures.ProcessPoolExecutor(max_workers=1).submit(
             app_task
         )
@@ -396,6 +397,7 @@ def export(
 def login(loglevel: constants.LogLevel | None = typer.Option(None)):
     """Authenticate with experimental Reflex hosting service."""
     from reflex_cli.v2 import cli as hosting_cli
+    from reflex_cli.v2.deployments import check_version
 
     loglevel = loglevel or get_config().loglevel
 
@@ -417,6 +419,7 @@ def logout(
 ):
     """Log out of access to Reflex hosting service."""
     from reflex_cli.v2.cli import logout
+    from reflex_cli.v2.deployments import check_version
 
     check_version()
 
@@ -577,6 +580,7 @@ def deploy(
     from reflex_cli.constants.base import LogLevel as HostingLogLevel
     from reflex_cli.utils import dependency
     from reflex_cli.v2 import cli as hosting_cli
+    from reflex_cli.v2.deployments import check_version
 
     from reflex.utils import export as export_utils
     from reflex.utils import prerequisites